Answer:
(3x+5)(3x−5)
Step-by-step explanation:
In a bag, there are 10 black plastic chips, 7 yellow, 5 red, and 3 green.
Total number of chips = 10+ 7 + 5 + 3 = 25
Probability = 
Probability ( back drawn) = 
Two chips are drawn at random with replacement.. So black is replaced
Probability ( red drawn) = 
Probability (black, then red) =
* 
=
= 
Answer:
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Answer:
330°
Step-by-step explanation:
The central angle:
360°×
=30°×11
=330°
Answer:
p = -6
Step-by-step explanation:
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